Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Design Patent
2005-04-05
2005-04-05
Davis, Antoine Duval (Department: 2913)
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Alarm or control thereof
Design Patent
active
D0503644
CLAIM:
The ornamental design for an electronic announcement and siren signal generator and control unit, as shown and described.
REFERENCES:
patent: D412678 (1999-08-01), Smith et al.
patent: 6411207 (2002-06-01), Shaffer
patent: D494881 (2004-08-01), Niemi et al.
patent: D497319 (2004-10-01), Shaanan
Case Scott E.
Neufeglise Steven W.
Richardson Jack D.
Buffalow Sydney
Davis Antoine Duval
LuKacher Kenneth J.
Lukacher Martin
Star Headlight & Lantern Co., Inc.
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